What is a KVM extender and how does it work?

A KVM extender enables users to control a computer or server from a remote location by transmitting keyboard, video, and mouse signals over long distances. It ensures seamless operation without lag, making it ideal for environments where computers must be secured or kept separate from users, such as data centers, industrial facilities, and broadcast control rooms. KVM extenders enhance security, reduce noise and heat in workspaces, and maintain high-performance access to critical systems.

What are the benefits of a KVM extender?

Key benefits of a KVM extender include enhanced security by allowing computers to be stored in controlled environments, reducing the risk of unauthorized access and tampering. By relocating systems, they also minimize heat and noise in workspaces. For example, in broadcast control rooms, operators can manage high-performance editing and live production systems remotely, ensuring a quiet and distraction-free environment.

Do KVM extenders support high-resolution video?

Yes, many KVM extenders support high-resolution video, including 4K Ultra HD, while maintaining image quality over long distances. Designed to minimize latency, they ensure real-time interaction, which is essential for applications like video editing and live broadcasting. For example, in post-production studios, KVM extenders allow editors to work seamlessly on high-resolution content without compression artifacts, ensuring precise color accuracy and smooth playback across multiple monitors.

What is a USB KVM extender?

A USB KVM extender allows users to extend not only keyboard, video, and mouse (KVM) signals but also USB peripherals over long distances. This enables seamless operation of devices such as external drives, touchscreens, or graphics tablets in environments where computers are housed in secure or remote locations. For example, in healthcare settings, USB KVM extenders allow medical professionals to interact with imaging systems or diagnostic tools from a sterile environment while keeping the computer safely stored in a controlled area.

What input does a KVM extender support?

KVM extenders support various video inputs, including DVI, HDMI, and DisplayPort, allowing compatibility with different computer and display setups. The choice of extender depends on the resolution and performance requirements of the application. For instance, in professional video production, DisplayPort KVM extenders are often used to ensure high refresh rates and color accuracy for 4K editing suites, enabling seamless remote workflow without compromising visual quality.

KVM Extenders | Adder Technology

What are KVM Extenders?

KVM extenders are designed to overcome the distance limitations posed by analog and digital interface cables. By selecting a point-to-point extender, or one that operates over an existing IP network, businesses can scale user access to computers from remote locations, ultimately helping to increase productivity, desktop ergonomics and IT security.

With a range of connectivity options, extension distances and support for peripheral devices, Adder’s wide range of KVM extenders have been designed to meet almost all connectivity requirements.

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DisplayPort Extenders

DisplayPort KVM extenders deliver real-time video, audio and USB signals directly to the user workstation when the host PC is stored away in a secure and temperature-controlled environment.

ADDERLink® XD642

Dual-head 4K60 DisplayPort™ video, transparent high-speed USB 2.0, plus digital and analogue audio
Video, USB and audio transmitted on a single cable using a point-to-point extension protocol for ultra-low latency
Flexibility between copper CATx and fiber connectivity

Product code(s): XD642P-DP-XX

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HDMI Extenders

HDMI KVM extenders allow organizations to centralize user workstations into a secure and temperature-controlled environment while delivering pixel-perfect digital video extension and simultaneous audio to the user.

DVI Extenders

DVI KVM extenders allow IT teams to extend and distribute control of any DVI display from an optimized server room directly to the user’s workstation – lengthening the operational lifespan of IT resources while improving desktop ergonomics.

ADDERLink^® DV120-DVI

Ext. Distance: Up to 50m over single CATx cable
Resolution: Up to 1920x1200@60Hz
Number of Screens: 1

Product code(s): ALDV120P, ALDV120R, ALDV120T

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VGA Extenders

Adder’s range of VGA KVM extenders allow the complete user desktop to be relocated to a specialized sever room while still delivering uncompressed USB, VGA video and audio extension to the user.

ADDERLink X50-MS

Ext. Distance: Up to 50m over CAT5 or higher UTP cable
Resolution: Up to 1920x1200@60Hz
Number of Computers: Up to 2

Product code(s): X50-MS-XX

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ADDER CATx PS2 CAM

Connect multiple machine platforms to an Adder CATx switch or KVM extender
Allows connections to machines with VGA, audio and PS2 ports

Product code(s): CATX-PS2

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ADDER CATx SUN CAM

Connect multiple machine platforms to an Adder CATx switch or KVM extender
Connect to SUN PCs over a switch or connect via an extender
Self powered

Product code(s): CATX-SUNA

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ADDER CATx USB CAM

Connect multiple machine platforms to an Adder CATx switch or KVM extender
Allows connections to machines with VGA, audio and USB ports

Product code(s): CATX-USB, CATX-USBA

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Discover the Adder KVM Extender range

Product	Range	Link	Heads	Resolution (@ 60Hz)	Video	Peripherals	Audio	Serial
XD612	100m to 4km	CATx or fiber	1 or 2	2 @ up to 1920 x 1200	DP 1.2	USB 2.0 HID	Analog and DP	RS232
XD614	100m to 4km	CATx or fiber	Up to 4	4 @ up to 1920 x 1200 2 @ up to 2560 x 1600	DP 1.2	USB 2.0 HID	Analog and DP	RS232
XD641	100m to 4km	CATx or fiber	1	Up to 4096 x 2160	DP 1.2	USB 2.0 HID	Analog and DP	RS232
XD642	100m to 4km	CATx or fiber	2	2 @ up to 4096 x 2160	DP 1.2	USB 2.0 Transparent	Analog, DP and USB	RS232
XD C650	100m to 4km	CATx or fiber	Up to 4	4 @ up to 1920 x 1200 2 @ up to 2560 x 1600	DP 1.2	USB 2.0 Transparent	Analog, DP and USB	RS232
XDIP	100m	CATx	1	Up to 1920 x 1200	HDMI	USB 2.0 HID	Analog	No
XD150	150m	CATx	1	Up to 1920 x 1200	DVI	USB 2.0 Transparent	Analog	RS232
XD150FX	4km	Fiber	1	Up to 2560 x 1600	DVI	USB 2.0 Transparent	Analog	No
X-DVI Pro	50m	CATx	1 or 2 (MS2)	1 @ up to 2560 x 1600 (DL) 2 @ up to 1920 x 1200	DVI	USB 2.0 HID	Analog, HDMI (with converter)	No
X-USB Pro	300m	CATx	1 or 2 (MS)	Up to 1920 x 1200	VGA	USB 2.0 Transparent	Analog	No
X50	50m	CATx	1 or 2 (MS)	Up to 1920 x 1200	VGA	USB 2.0 HID	Analog	No
X100	100m	CATx	1	Up to 1900 x 1440	VGA	PS/2	Analog	No
X200	200m	CATx	1	Up to 1600 x 1200	VGA	USB 1.1 HID	Analog	No
DV100	50m	CATx	1	Up to 1920 x 1200	HDMI	No	Analog	No
DV120	50m	CATx	1	Up to 1920 x 1200	DVI	No	No	No

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